8064040

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^2$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 18184590

約数和(自身を除く): 10120550

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 8980, 17960, 201601, 403202, 806404, 1008005, 1612808, 2016010, 4032020, 8064040]

約数ペア:

[(1, 8064040), (2, 4032020), (4, 2016010), (5, 1612808), (8, 1008005), (10, 806404), (20, 403202), (40, 201601), (449, 17960), (898, 8980), (1796, 4490), (2245, 3592)]